Make: Robot Transistor Flashlight Kit - Learn to Solder

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Light it Up! Build a bright transistor flashlight that turns on when you press the "M" on the robots chest, powered by our Maker Faire Powerbase Medallion (included). Complete the circuit Use your finger tip to make Makey's eyes light up with powerful white LEDs. Lick your finger to make it brighter, why is that? Resistance. What's a transistor? A transistor is a semiconductor device used to amplify or switch electrical signals and power. It is one of the basic building blocks of modern electronics. The new iPhone 15 has 19 billion transistors! This awesome Learn to Solder project debuted at this year's Maker Faire Bay Area. Includes: Makey Robot PCB 2 x 5mm White LEDs 1 x NPN Transistor 1 x 220ohm Resistor Maker Faire Powerbase Medallion (assembled) 1 x CR2023 Coincell Battery 2 x M3-0.5X6 Screws Not Included: Soldering Iron and Solder Wire Cutters Phillips Screwdriver Show more